Modelling Temporal Semantics in an Object-Oriented Database. - Paul Schleifer; Yuan Sun; Dilip Patel (OOIS, 1995)

The implementation of a Chronicle collection class in Smalltalk/DB. - Paul Schleifer; Yuan Sun; Dilip Patel (SAC, 1996)

Temporal Business Objects: A Waste of Time? - Paul Schleifer; Yuan Sun; Dilip Patel (OOIS, 1997)

A chronicle approach to modelling temporal database objects. - Paul Schleifer (1997)

Object Oriented Extension to Time Series Model. - Dilip Patel; Shushma Patel; Paul Schleifer (J. Object Technol., 2002)